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Steel cases are ironed for a precise fit
DENSO improved mileage and extended the plug’s useful life
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Finishing off this exhaust system are dual 4-1/2 IN diameter black stainless steel clamp-on exhaust tips
Armytrix Stainless Steel Valvetronic Cat Back Exhaust System RCM 10% Steel cases are ironed forTo harvest the full potential of the BMW engine, we utilize quality T304 stainless steel, forged with the most advanced technologies and by the highest standard, to build our valvetronic exhaust. Meticulously engineered, the system handles an increased volume with ruthless efficiency. The refinement and amplification of power and sound alter the entire identity of the vehicle. Upgrades to HP and torque provide more freedom than ever and the auditory